/* ====================== 全局样式 ====================== */
*{
	margin:0;
	padding:0;
	list-style-type:none;
	text-decoration: none;
}
/*隐藏滚动条*/
::-webkit-scrollbar {
	display: none; /* 对于WebKit浏览器（如Chrome、Safari） */
}
/* ====================== 背景样式 ====================== */
body {
    min-height: 100vh;
}

/* ====================== 导航栏模块 ====================== */

.layui-fixed {
	 position: fixed;
	 top: 0;
	 left: 0;
	 width: 100%;
	 z-index: 999;
 }
.layui-nav {
	justify-content: flex-start;
	min-width: max-content;
	background-color: #20b2aa;
}
/* ====================== 下拉框样式 ====================== */
.layui-nav-child{
	border-radius: 10px;
}
/* ====================== 内容模块 ====================== */
.main-content{
	width: 100%;
	margin: 0 auto;
	padding: 20px;
	box-sizing: border-box;
	overflow-y: auto; /* 允许内容垂直滚动 */
	height: 100vh; /* 占据整个视口高度 */
}

#content{
    width: 80%;
    height: auto;
    margin: 0 auto;
    margin-top: 65px;
    padding-bottom: 10px;
}
h1{
	text-align: center;
	font-size: 40px;
	margin-bottom: 30px;
	color: #333;
}
#text-span{
	width: 85%;
	height: auto;
	min-height: 55vh;
	margin: 0 auto;
	padding: 30px;
	border-radius: 8px;
	background-color: rgba(255, 255, 255, 0.9);
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
	overflow-y: auto;
}
#text-span span{
	display: block;
	margin-bottom: 15px;
	line-height: 1.8;
	color: #666;
	font-size: 16px;
}
#text-span span:nth-last-child(-n+4){
	color: #333;
	font-weight: 500;
}
#text-span span:nth-last-child(-n+3){
	margin-bottom: 8px;
	color: #20b2aa;
}
/* ====================== 页脚模块 ====================== */
.footer {
	width: 100%;
	padding: 15px 0;
	position: fixed;
	bottom: 0;
	background-color: #393D49;
	color: #fff;
	text-align: center;
}